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1. The dump in a mine is divided into five steps. The size of the mullock in the dump varies. The internal crevice of the dump is quite big.
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2. Conclusions: Promoting garbage reduction, material recycling and using paid garbage bags could be useful strategies for reducing household garbage.
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3. Conclusions: Promoting garbage reduction, material recycling and using paid garbage bags could be useful strategies for reducing household garbage.
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4. Objective To survey the effect of the flooded dump, Chengjiagang dump, on the water quality in the Songhua river, which is the source of water supply of Harbin city.
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5. A rotary mechanism for multi-angle skip bucket of dump truck is designed. Goods is lifted and dumped by hydraulic system in the dump track.
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domestic garbage was harmlessly treated innocuous disposal of domestic garbage
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